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CREATE TABLE foo(a, b) AS VALUES (1, 1);
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              <dxl:Comparison ComparisonOperator="=" OperatorMdid="0.96.1.0">
                <dxl:Ident ColId="0" ColName="a" TypeMdid="0.23.1.0"/>
                <dxl:Ident ColId="9" ColName="c" TypeMdid="0.23.1.0"/>
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            </dxl:HashCondList>
            <dxl:TableScan>
              <dxl:Properties>
                <dxl:Cost StartupCost="0" TotalCost="431.000021" Rows="1.000000" Width="4"/>
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              <dxl:ProjList>
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                  <dxl:Ident ColId="0" ColName="a" TypeMdid="0.23.1.0"/>
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              </dxl:ProjList>
              <dxl:Filter/>
              <dxl:TableDescriptor Mdid="6.16396.1.1" TableName="foo">
                <dxl:Columns>
                  <dxl:Column ColId="0" Attno="1" ColName="a" TypeMdid="0.23.1.0"/>
                  <dxl:Column ColId="2" Attno="-1" ColName="ctid" TypeMdid="0.27.1.0"/>
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                  <dxl:Column ColId="4" Attno="-4" ColName="cmin" TypeMdid="0.29.1.0"/>
                  <dxl:Column ColId="5" Attno="-5" ColName="xmax" TypeMdid="0.28.1.0"/>
                  <dxl:Column ColId="6" Attno="-6" ColName="cmax" TypeMdid="0.29.1.0"/>
                  <dxl:Column ColId="7" Attno="-7" ColName="tableoid" TypeMdid="0.26.1.0"/>
                  <dxl:Column ColId="8" Attno="-8" ColName="gp_segment_id" TypeMdid="0.23.1.0"/>
                </dxl:Columns>
              </dxl:TableDescriptor>
            </dxl:TableScan>
            <dxl:Aggregate AggregationStrategy="Sorted" StreamSafe="false">
              <dxl:Properties>
                <dxl:Cost StartupCost="0" TotalCost="431.000039" Rows="1.000000" Width="12"/>
              </dxl:Properties>
              <dxl:GroupingColumns>
                <dxl:GroupingColumn ColId="9"/>
              </dxl:GroupingColumns>
              <dxl:ProjList>
                <dxl:ProjElem ColId="18" Alias="count">
                  <dxl:AggFunc AggMdid="0.2803.1.0" AggDistinct="false" AggStage="Normal" AggKind="n" >
                    <dxl:ValuesList ParamType="aggargs"/>
                    <dxl:ValuesList ParamType="aggdirectargs"/>
                    <dxl:ValuesList ParamType="aggorder"/>
                    <dxl:ValuesList ParamType="aggdistinct"/>
                  </dxl:AggFunc>
                </dxl:ProjElem>
                <dxl:ProjElem ColId="9" Alias="c">
                  <dxl:Ident ColId="9" ColName="c" TypeMdid="0.23.1.0"/>
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              <dxl:Filter/>
              <dxl:Sort SortDiscardDuplicates="false">
                <dxl:Properties>
                  <dxl:Cost StartupCost="0" TotalCost="431.000028" Rows="1.000000" Width="4"/>
                </dxl:Properties>
                <dxl:ProjList>
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                    <dxl:Ident ColId="9" ColName="c" TypeMdid="0.23.1.0"/>
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                </dxl:ProjList>
                <dxl:Filter/>
                <dxl:SortingColumnList>
                  <dxl:SortingColumn ColId="9" SortOperatorMdid="0.97.1.0" SortOperatorName="&lt;" SortNullsFirst="false"/>
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                <dxl:LimitCount/>
                <dxl:LimitOffset/>
                <dxl:TableScan>
                  <dxl:Properties>
                    <dxl:Cost StartupCost="0" TotalCost="431.000021" Rows="1.000000" Width="4"/>
                  </dxl:Properties>
                  <dxl:ProjList>
                    <dxl:ProjElem ColId="9" Alias="c">
                      <dxl:Ident ColId="9" ColName="c" TypeMdid="0.23.1.0"/>
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                  </dxl:ProjList>
                  <dxl:Filter/>
                  <dxl:TableDescriptor Mdid="6.16423.1.1" TableName="bar">
                    <dxl:Columns>
                      <dxl:Column ColId="9" Attno="1" ColName="c" TypeMdid="0.23.1.0"/>
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                      <dxl:Column ColId="15" Attno="-6" ColName="cmax" TypeMdid="0.29.1.0"/>
                      <dxl:Column ColId="16" Attno="-7" ColName="tableoid" TypeMdid="0.26.1.0"/>
                      <dxl:Column ColId="17" Attno="-8" ColName="gp_segment_id" TypeMdid="0.23.1.0"/>
                    </dxl:Columns>
                  </dxl:TableDescriptor>
                </dxl:TableScan>
              </dxl:Sort>
            </dxl:Aggregate>
          </dxl:HashJoin>
        </dxl:Result>
      </dxl:Result>
    </dxl:GatherMotion>
  </dxl:Plan>
</dxl:DXLMessage>
